Embark on an incredible expedition to the Arctic and Antarctic, some of the harshest and most beautiful places on Earth. From polar foxes to fearsome orcas, from migratory terns to 400-year-old sharks: discover the many surprising creatures that call these icy worlds home, and follow in the footsteps of those who live and work in the coldest, harshest places on Earth.
Above all, don't forget to cover yourself well!
